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minutes: IO Visor TSC/Dev Meeting

Brenden Blanco
 

Hi All,

Thanks for dialing in today. As usual, here are my notes.

=== Discussion ===
Alexei
* bpf-next closing this weekend, to remain closed during merge window
- get your last minute fixes in
* schedule for bpf microconference is near-finalized, availabe on the website

Daniel
* ktls and sockmap changes have been merged
- few remaining fixes being worked on
* some perf and libbpf improvements

John
* ktls and sockmap work as well
- currently adding support for it into cilium
- integrating into CI infrastructure
- adding metadata push support similar to xdp approach

Jiong
* more work on 32 bit support in verifier
- identified a couple regressions, fixing those
- how to scale verifier implementation to large numbers of instructions?
- will work on this

William
* looking at xdp support in vmxnet3 driver

Brendan
* bpftrace launched!
- github.com/iovisor/bpftrace
- new issues being found, fixed
- recently fixed compilation for llvm7
* being used to find real issues in netflix
- fd leak detector
* some kernel feature requests identified:
- ppid
- access to rusage statistics

Mauricio
* Will split out patch to just include stackmap, other pieces still being
discussed

Joe
* writing tests for sockmap lookup patches
- possible to have socket lookup from xdp?

=== Attendees ===
Brenden Blanco
Alexei
Daniel Borkmann
Jakub Kicinski
Joe Stringer
Nic Viljoen
Paul Chaignon
Quentin Monnet
Jiong Wang
Yifeng Sun
Andy Gospodarek
Brendan Gregg
John F
William Tu
Mauricio Vasquez
Martin Lau